It is "preserved" by sediments. (C)
<span>A. a second group of scientists finding significant differences in the DNA of the two different subspecies </span>
Clastic sedimentary rocks: The word clastic came from “clasts” which means grains. Mainly silicic rocks like sandstone, shale etc. fall under clastic rocks. Organic sedimentary rocks: Sedimentary rockswhich are formed due to biogenic activity/processes or form fromorganic matter are called organic sedimentary rocks.
Answer:
okay
Explanation:
I was thinking it was a question
<span>Radiolarians have a cell wall made of
.....
According to </span>
https://microbewiki.kenyon.edu/index.php/Radiolaria <span>
"</span>
Radiolaria are unicellular organisms. They have mineral skeletons (tests) that are composed
of silica. The tests are formed through the absorption of silicon
compounds. This skeleton is covered with cytoplasm, which is withdrawn
if the organism is disturbed."
There cell wall is made of according to another website
...
<span> "Radiolaria....have cell walls made up of thick cellulose walls"
Hope this helps:)
@SamSamySamantha
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